Window cover



FIG. 1 is a front elevational view of a window cover, showing a typicalembodiment of my new design. The rear elevational view is identical;

FIG. 2 is a left vertical side view of the window cover of FIG. 1. Theright side view is the same; and,

FIG. 3 is a top plan view of the window cover of FIG. 1. The bottom planview is identical.

The ornamental design for a window cover, as shown and described.